21763995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7759}}^1$

素因数の和:7795

約数の個数: 32

約数和(自身を含む): 40227840

約数和(自身を除く): 18463845

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7759, 23277, 38795, 85349, 116385, 131903, 256047, 395709, 426745, 659515, 1280235, 1450933, 1978545, 4352799, 7254665, 21763995]

約数ペア:

[(1, 21763995), (3, 7254665), (5, 4352799), (11, 1978545), (15, 1450933), (17, 1280235), (33, 659515), (51, 426745), (55, 395709), (85, 256047), (165, 131903), (187, 116385), (255, 85349), (561, 38795), (935, 23277), (2805, 7759)]